Fountain



FIG. 1 is a front elevational view of a fountain showing my new design,where the rear elevational view, the left side view and the right sideview are identical thereof;

FIG. 2 is a top plan view thereof; and,

FIG. 3 is a bottom plan view thereof.

The broken lines shown form no part of the claimed design.

CLAIM The ornamental design for a fountain, as shown and described. 